DK2847867T3 - Radio communication transmitter device and method - Google Patents

Radio communication transmitter device and method Download PDF

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Publication number
DK2847867T3
DK2847867T3 DK12875989.1T DK12875989T DK2847867T3 DK 2847867 T3 DK2847867 T3 DK 2847867T3 DK 12875989 T DK12875989 T DK 12875989T DK 2847867 T3 DK2847867 T3 DK 2847867T3
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DK
Denmark
Prior art keywords
digital
radio frequency
signal
frequency bands
frequency signal
Prior art date
Application number
DK12875989.1T
Other languages
Danish (da)
English (en)
Inventor
Bernt Johansson
Bo Berglund
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of DK2847867T3 publication Critical patent/DK2847867T3/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
    • H04B1/001—Channel filtering, i.e. selecting a frequency channel within the SDR system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0483—Transmitters with multiple parallel paths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
    • H04B1/0025—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage using a sampling rate lower than twice the highest frequency component of the sampled signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0425—Circuits with power amplifiers with linearisation using predistortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0433—Circuits with power amplifiers with linearisation using feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0491—Circuits with frequency synthesizers, frequency converters or modulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Transmitters (AREA)
DK12875989.1T 2012-05-03 2012-05-03 Radio communication transmitter device and method DK2847867T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2012/050464 WO2013165288A1 (en) 2012-05-03 2012-05-03 Radio communication transmitter apparatus and method

Publications (1)

Publication Number Publication Date
DK2847867T3 true DK2847867T3 (en) 2019-01-28

Family

ID=49514579

Family Applications (1)

Application Number Title Priority Date Filing Date
DK12875989.1T DK2847867T3 (en) 2012-05-03 2012-05-03 Radio communication transmitter device and method

Country Status (8)

Country Link
US (1) US9236891B2 (pl)
EP (2) EP2847867B1 (pl)
DK (1) DK2847867T3 (pl)
ES (1) ES2706431T3 (pl)
HU (1) HUE040719T2 (pl)
PL (1) PL2847867T3 (pl)
PT (1) PT2847867T (pl)
WO (1) WO2013165288A1 (pl)

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US9385764B2 (en) * 2012-12-13 2016-07-05 Telefonaktiebolaget Lm Ericsson (Publ) Digital pre-distortion for high bandwidth signals
US8948301B2 (en) * 2013-05-24 2015-02-03 Telefonaktiebolaget L M Ericsson (Publ) Multi-band radio-frequency digital predistortion
TWI554060B (zh) * 2015-03-13 2016-10-11 瑞昱半導體股份有限公司 傳送器以及用來降低輸入訊號失真的方法
CN105024960B (zh) * 2015-06-23 2018-11-09 大唐移动通信设备有限公司 一种dpd系统
KR101746799B1 (ko) * 2015-11-04 2017-06-14 주식회사 쏠리드 분산 안테나 시스템
US10681539B2 (en) * 2015-12-22 2020-06-09 Institute Of Semiconductors, Chinese Academy Of Sciences Multi-band channel encrypting switch control device and control method
DE102016007193B4 (de) * 2016-06-14 2018-04-26 Audi Ag Kraftfahrzeug mit Funkmodem, Funkmodem und Verfahren zum Austausch von Kommunikationsdaten
PT3677093T (pt) * 2017-08-31 2021-04-06 Ericsson Telefon Ab L M Métodos, unidades rádio intermédias e terminais rádio de sistemas de estação base para transmissão de portadoras de antena
US10911161B2 (en) * 2018-11-30 2021-02-02 Texas Instruments Incorporated RF transmitter and auxiliary receiver to capture transmit signal data to compensate for transmit signal impairments

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BR9816112A (pt) * 1998-12-24 2001-09-04 Nokia Networks Oy Transmissor de portador de múltiplas frequências, estação base, e, método de transmissão de frequência de múltiplos portadores
US6570929B1 (en) * 1999-07-08 2003-05-27 Telefonaktiebolaget Lm Ericsson (Publ) Power control scheme for maximizing carrier signal-to-noise ratio in multicarrier transmitters
US7194022B2 (en) * 2002-06-07 2007-03-20 Nokia Corporation Method and system having capacity-dependent baseband gain and coverage-capacity swapping in a multi-carrier base station transmitters
US6891902B2 (en) 2002-07-02 2005-05-10 Intel Corporation System and method for adjusting a power level of a transmission signal
WO2004082197A2 (en) * 2003-03-12 2004-09-23 Bader David M System for simultaneously transmitting multiple rf signals using a composite waveform
US6987953B2 (en) * 2003-03-31 2006-01-17 Nortel Networks Limited Digital transmitter and method
US6724335B1 (en) * 2003-06-03 2004-04-20 Broadcom Corporation Systems and methods for digital upconversion for television signals
US7146138B2 (en) * 2003-10-21 2006-12-05 Kiomars Anvari Power boosting technique for wireless multi-carrier power amplifier
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US7142831B2 (en) 2003-12-18 2006-11-28 Kiomars Anvari Crest factor reduction and amplitude pre-distortion for multi-carrier signals
US7542519B2 (en) * 2005-12-29 2009-06-02 Crestcom, Inc. Radio frequency transmitter and method therefor
CN101675584B (zh) * 2007-03-30 2012-10-03 北电网络有限公司 放大器预失真系统和方法
ES2349515B2 (es) * 2008-07-14 2011-07-15 Marvell Hispania, S.L. (Sociedad Unipersonal) Procedimiento de transmision de datos multibanda.
EP2430531B1 (en) 2009-04-24 2019-12-04 Dali Systems Co. Ltd. Remotely reconfigurable power amplifier system and method
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CN102130697B (zh) * 2010-01-20 2015-05-27 华为技术有限公司 接收机、发射机及反馈装置、收发信机和信号处理方法
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KR101835168B1 (ko) 2010-11-18 2018-03-06 텔레폰악티에볼라겟엘엠에릭슨(펍) 프로그램 가능한 디지털 업 및 다운 변환을 사용하는 방법 및 주파수 가변 사전-왜곡된 송신기
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Also Published As

Publication number Publication date
ES2706431T3 (es) 2019-03-28
EP2847867A1 (en) 2015-03-18
HUE040719T2 (hu) 2019-03-28
PL2847867T3 (pl) 2019-04-30
PT2847867T (pt) 2018-11-28
US20150092880A1 (en) 2015-04-02
WO2013165288A1 (en) 2013-11-07
EP2847867A4 (en) 2016-02-10
EP3425810A1 (en) 2019-01-09
US9236891B2 (en) 2016-01-12
EP2847867B1 (en) 2018-10-17

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